| Acronym | Meaning |
| ECM | Electronic Counter-Measures - Enterprise Content Management |
| DNDI | Drugs For Neglected Diseases Initiative |
| CHA | Chamorro Language (ISO 639-2 Code) |
| LEU | Low-Enriched Uranium |
| YJ | Yoctojoule |
| YM | Yemen (FIPS 10-4 Country Code) -Your Magazine (originally Young Miss |
| CONUS | Continental United States |
| HUD | Head-Up Display - Housing And Urban Development |
| DIY | Do It Yourself |
| IHS | Institut Des Hautes ?tudes Scientifiques (French |